# response.cancelled

Webhook `response.cancelled`: Azta sends a `POST` request to your endpoint.

A `background: true` response was cancelled. The event names the response and carries no answer: fetch it with `getResponse`.

## Parameters

| Name | In | Required | Description |
| --- | --- | --- | --- |
| `webhook-id` | header | yes | The event's `id`. Deduplicate on it. |
| `webhook-timestamp` | header | yes | Unix seconds at which this attempt was signed. |
| `webhook-signature` | header | yes | `v1,` and the base64 HMAC-SHA256 of the message, by Standard Webhooks, with the endpoint's `whsec_` secret. |

## Request body

Required. Content type: `application/json`.

| Name | Type | Required | Description |
| --- | --- | --- | --- |
| `created_at` | integer | yes | Unix seconds. |
| `data` | object | yes |  |
| `data.id` | string | yes | The response the event is about. |
| `id` | string | yes | Also the `webhook-id` header. |
| `object` | string (`event`) | yes |  |
| `type` | string (`response.completed`, `response.failed`, `response.cancelled`) | yes |  |

## Responses

### 200

Any 2xx within 15 seconds acknowledges the event. Anything else, a redirect included, is a failed attempt and is retried; redirects are not followed.